Home / 134,087.22-185,043.15-73,661.63

Finding the Fourth Proportional to 134,087.22, 185,043.15 and 73,661.63

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Solution

The fourth proportional to 134,087.22, 185,043.15 and 73,661.63 is: 101,654.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,087.22 : 185,043.15 = 73,661.63 : x
  2. Step 2: Convert to fraction form
    134,087.22/185,043.15 = 73,661.63/x
  3. Step 3: Cross multiply
    134,087.22x = 185,043.15 × 73,661.63
  4. Step 4: Simplify right side
    134,087.22x = 13,630,579,124.12
  5. Step 5: Solve for x
    x = 13,630,579,124.12/134,087.22
  6. Step 6: Final answer
    x = 101,654.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.